Buenos Aires Tetra – Active Freshwater Schooling Fish
The Buenos Aires Tetra is a hardy, energetic freshwater schooling fish known for its shimmering silver body, subtle red highlights, and active swimming behavior. This species is a long-time favorite among aquarium hobbyists due to its durability, adaptability, and lively personality.
Buenos Aires Tetras are excellent for larger community aquariums and display tanks where their constant movement and schooling behavior bring energy and activity to the aquarium.
Why You’ll Love This Fish
- ✔ Hardy and beginner friendly
- ✔ Active schooling behavior
- ✔ Attractive silver coloration with red accents
- ✔ Great for larger community aquariums
Quick Facts
| Common Name | Buenos Aires Tetra |
| Scientific Name | Hyphessobrycon anisitsi |
| Adult Size | Approx. 2.5–3 inches |
| Temperament | Semi-active / Peaceful Community |
| Tank Size | 20+ gallons recommended |
| Care Level | Easy |
| Diet | Flakes, pellets, frozen foods, live foods |
Ideal Aquarium Setup
Buenos Aires Tetras thrive in spacious aquariums with open swimming areas and peaceful tank mates. Due to their active nature, they are best kept in groups of 6 or more to encourage natural schooling behavior and reduce stress.
- Keep in groups for best behavior
- Enjoy open swimming space
- Hardy and adaptable to a wide range of setups
- Best suited for medium to large community tanks
Compatible Tank Mates
- Larger peaceful tetras
- Barbs
- Rainbowfish
- Corydoras catfish
- Peaceful cichlids
Plant Compatibility
Buenos Aires Tetras are known to occasionally nibble on delicate plants. Hardy plants such as Anubias, Java Fern, and larger Amazon Swords are generally better choices for tanks containing this species.
Shipping Information
All live fish from Source Aquatics are professionally packed and shipped using overnight shipping for the safety of the fish.
Overnight Shipping Tiers:
$44.99 standard overnight shipping
$39.99 on orders $149+
FREE overnight shipping on orders $249+
Live Arrival Guarantee
Your order is protected by our Live Arrival Guarantee. If there is ever an issue, submit a claim through our DOA claim page within the required claim window and include the requested photos.
Important Note
Photos are representative. Individual fish may vary slightly in size, color, and pattern. We always aim to provide healthy, high-quality fish that best match the listing.
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